Tag: bird
Posted in My blog posts
What are birds
Birds are warm-blooded, bipedal egg-laying vertebrates that are characterized primarily by their physical features of feathers, forelimbs…
July 26, 2015
Posted in My blog posts
What are birds
Birds are warm-blooded, bipedal egg-laying vertebrates that are characterized primarily by their physical features of feathers, forelimbs…
July 26, 2015